Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7563510 | Fluid machinery | Keiji Yoshimura, Tomihiko Yanagiguchi, Takeyoshi Okawa | 2009-07-21 |
| 6805489 | Dynamic pressure bearing device | Hisaya Nakagawa, Yasushi Mizusaki | 2004-10-19 |